... circuit protection, over-load protection and over-voltage protection.Apparatus meter, communication device, SCM, auto ... -control, and electron equipmentTechnical Data Import AC voltage85 ~ 132VACor170 ~ 264VACalternatively full range.Withstand ... Secondary side Primary side/Shell Secondary side/Shell withstandImport AC frequency47 ~ 63HzTUV Type 3000VAC 1500VAC 500VACEfficiency25W : ...